8 Style Formulas Kate Middleton Swears By

Work it, Duchess.

Princess Kate has been in the public eye since around 2010, which equals a lot of public engagements—and a lot of outfits. She's figured out the outfit equations that work for her, all of which add up to perfection.

Side note: Kate should invest in the flower business, because we've never seen a woman make bouquets look so good.